<img src="<?php echo(($item[二维码图片]?$item[二维码图片]:'v/m/images/addpic.png')); ?>" onclick="en('file').click()" width='120px' height='120px'>

	<form id="frm1" action="?_c=ad&_f=publicewm" method='post'  enctype='multipart/form-data'>
		<input type='hidden' name='MAX_FILE_SIZE' value='8000000'>
		<input type='file' name='file' style='width:0px;' onchange='var tmr=setInterval(function(){ clearInterval(tmr);frm1.submit(); },100);'>
	</form>